Updated: Jan 29, 2026
Location and Projects
Address
PO BOX 3462, Sonora, CA, 95370
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Gravison Electrician
Gravison Inc, Sonora, Po Box 3462, Sonora, CA (Employee: Troy Michael Gravison) holds a Electrical license according to the California license board.
Their BuildZoom score of 96 ranks in the top 20% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Gravison Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Gravison Inc Contact Information
Phone Number: (209) 795-3491
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Address: PO BOX 3462, Sonora, CA 95370
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Having pg&e upgrade service for a new electrical 320a service with a panel upgrade and corresponding weather head
Valuation:
N/A
Permit #:
BLD2021-02582
Status:
final
Fee:
$500
Permit Type:
N/A
Building Type:
N/A
29kw generator w transfer switch generator battery
Valuation:
$15,640
Permit #:
B21-2393
Status:
final
Fee:
$476
Permit Type:
N/A
Building Type:
N/A
Panel upgrade from 125amp to 200amp move location and subpanel
Valuation:
N/A
Permit #:
BLD2022-02661
Status:
canceled
Fee:
$422
Permit Type:
N/A
Building Type:
N/A
20kw generator with transfer switch - propane
Valuation:
$15,932
Permit #:
B21-1731
Status:
issued
Fee:
$476
Permit Type:
N/A
Building Type:
N/A
C/o service panel 200amp weatherhead riser & groundrods
Valuation:
$3,514
Permit #:
B22-0167
Status:
final
Fee:
$254
Permit Type:
N/A
Building Type:
N/A
R/r damaged meter only using existing breakers/wiring
Valuation:
$1,412
Permit #:
B22-0106
Status:
final
Fee:
$254
Permit Type:
N/A
Building Type:
N/A
Generator 24 kw w/200 amp transfer switch
Valuation:
$17,091
Permit #:
B21-2526
Status:
issued
Fee:
$476
Permit Type:
N/A
Building Type:
N/A
22kw generator w 200amp transfer switch
Valuation:
$15,611
Permit #:
B21-2303
Status:
issued
Fee:
$476
Permit Type:
N/A
Building Type:
N/A
Replace weather head 1 1/4 pipe and #1 aluminum wire
Valuation:
$1,106
Permit #:
B22-0168
Status:
issued
Fee:
$254
Permit Type:
N/A
Building Type:
N/A
Install generator transfer switch and 200 amp sub feed kit
Valuation:
$14,808
Permit #:
B21-0460
Status:
final
Fee:
$384
Permit Type:
N/A
Building Type:
N/A
24kw generator w transfer switch
Valuation:
$15,448
Permit #:
B21-2617
Status:
issued
Fee:
$451
Permit Type:
N/A
Building Type:
N/A
Generator 18 kw w/transfer switch
Valuation:
$13,732
Permit #:
B21-2179
Status:
issued
Fee:
$476
Permit Type:
N/A
Building Type:
N/A
Replace 200 amp electrical service roofjack weatherhead & feeders
Valuation:
$1,953
Permit #:
B21-1546
Status:
final
Fee:
$254
Permit Type:
N/A
Building Type:
N/A
Install generator 16kw 200 amp transfer switch 50 amp manag
Valuation:
$11,665
Permit #:
B21-0599
Status:
final
Fee:
$412
Permit Type:
N/A
Building Type:
N/A
Residential or agriculture electrical service 1000 amps or less
2021-03-01
100 amp electrical service change out @ dwelling c/s victory ave
Valuation:
N/A
Permit #:
BLD2021-0280
Status:
final
Fee:
$147
Permit Type:
Electrical box ch...
Building Type:
N/A
22kw generator ats & gas line
Valuation:
$6,376
Permit #:
B21-1028
Status:
issued
Fee:
$413
Permit Type:
N/A
Building Type:
N/A
Adressing for porerty & power pole
Valuation:
$1,200
Permit #:
B21-0643
Status:
issued
Fee:
$221
Permit Type:
N/A
Building Type:
N/A
Replace 100 amp with 200 amp meter main weatherhead and hubs
Valuation:
$2,600
Permit #:
B21-0230
Status:
approved
Fee:
$166
Permit Type:
N/A
Building Type:
N/A
R/r meter main weather head hub and breakers ( falling trees
Valuation:
$2,498
Permit #:
B21-0132
Status:
final
Fee:
$166
Permit Type:
N/A
Building Type:
N/A
Upgrade panel 200amp & relocate
Valuation:
$3,741
Permit #:
B22-0160
Status:
final
Fee:
$254
Permit Type:
N/A
Building Type:
N/A
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Gravison Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Gravison Inc License info
Verified License
| License # | 1059673 |
| Status | Active |
| State | California |
| Type | Electrical |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Gravison Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
96
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Markel Insurance Company |
187
Permits
- Building permit records show that Gravison Inc has worked on 187 permitted projects.
Gravison Inc Employees
TG
Troy Michael Gravison
Rmo / Ceo / Pres